https://www.ted.com/talks/suzana_herculano_houzel_what_is_so_special_about_the_human_brain?language=en
cognitive - relating to how people think, understand, and learn
vexing - causing irritation or annoyance; bothersome
cerebral cortex - the extensive outer layer of gray matter of the cerebral hemispheres, largely responsible for higher brain functions, includingsensation, voluntary muscle movement, thought, reasoning, and memory.
nucleus (plural; nuclei) - the central part of an atom or cell
intact - remaining sound, entire, or uninjured; not impaired in any way.
agitate - move or cause to move back and forth; shake
inflate - to cause to increase excessively; puff up; swell
trade-off - an exchange of one thing in return for another, especially relinquishment of one benefit or advantage for another regarded as moredesirable
feasible - capable of being accomplished or brought about; possible
predigest - to treat (food) by an artificial process analogous to digestion so that, when taken into the body, it is more easily digestible.
gobble up/down - to eat food very quickly